Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)

The 4R70W has the following features:

  • Wide ratio gears
  • Four speeds
  • Rear wheel drive
  • Automatic
  • Electronic shift
  • Torque converter clutch control
  • Line pressure controls

The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.

4R70W Automatic Transmission

4R70W Automatic Transmission

    Automatic Transaxle/Transmission
    General Specifications a - MERCON V is not interchangeable at this time with the current MERCON fluids. Check the transmission fluid level indicator to determine the correct fluid and refer to the ...

    Identification Tags
    All vehicles are equipped with a Vehicle Certification Label, located on the driver side door lock post. For correct transmission identification, refer to the code in the space marked TR. ...

    Other materials:

    Module - Passive Anti-Theft Transceiver
    Removal 1. CAUTION: Electronic modules are sensitive to electrical charges. If exposed to these charges, damage may result. Disconnect the battery ground cable (14301). 2. Remove the ignition switch lock cylinder (11582). 1. Insert the ignit ...

    Pump and Intermediate Clutch Piston
    Special Tool(s) Installer, Front Pump Fluid Seal 307-014 (T63L-77837-A) Protector, Piston Seal 307-339 (T95L-77005-A) Pump and Intermediate Clutch Piston - Disassembled View   ...

    Interior luggage compartment release
    WARNING: Keep vehicle doors and luggage compartment locked and keep keys and remote transmitters out of a child’s reach. Unsupervised children could lock themselves in the trunk and risk injury. Children should be taught not to play in vehicles. WARNING: Do ...